Editing 1940 (section)

===April===
[[File:Carl Bosch.jpg|thumb|right|100px|[[Carl Bosch]]]]
*[[April 1]] – [[J. A. Hobson]], English economist (b. [[1858]])
*[[April 5]] 
**[[Robert Maillart]], Swiss civil engineer (b. [[1872]])<ref>{{Cite web|url=http://www.engineering-timelines.com/who/maillart_R/MaillartRobert.asp|title=Engineering Timelines - Robert Maillart|website=www.engineering-timelines.com}}</ref>
**[[Song Zheyuan]], Chinese general of the [[Guominjun|Northwestern Army]] (b. [[1885]])
*[[April 7]] – [[William Faversham]], English actor (b. [[1868]])<ref>{{Cite web|url=https://www.oxfordreference.com/view/10.1093/oi/authority.20110803095812284|title=William Faversham|website=Oxford Reference}}</ref>
*[[April 8]] – [[Joaquin Mir Trinxet]], Spanish artist (b. [[1873]])
*[[April 9]] 
**[[Mrs. Patrick Campbell]], English theatre actress, producer (b. [[1865]])<ref>{{cite book |author=Michael Billington |title=Stage and Screen Lives |url=https://books.google.com/books?id=5DBaAAAAMAAJ |year=2001 |publisher=Oxford University Press |isbn=978-0-19-860407-5 |page=56}}</ref>
**[[Henryk Minkiewicz]], Polish general and politician (executed) (b. [[1880]])
*[[April 10]] – [[Bernard Warburton-Lee]], British naval officer, [[Victoria Cross]] recipient (killed in action) (b. [[1895]])
*[[April 18]] – [[Florrie Forde]], Australian-born music hall singer (b. [[1875]])<ref>{{Cite web|url=https://www.stagewhispers.com.au/history/fabulous-florrie-forde|title=Fabulous Florrie Forde &#124; Stage Whispers|website=www.stagewhispers.com.au}}</ref>
*[[April 21]] – [[George Barnes (British politician)|George Barnes]], British Labour politician (b. [[1859]])
*[[April 26]] – [[Carl Bosch]], German chemist, [[Nobel Prize in Chemistry|Nobel Prize]] laureate (b. [[1874]])<ref>{{Cite encyclopedia |url=https://www.britannica.com/biography/Carl-Bosch |title=Carl Bosch {{!}} German chemist|encyclopedia=Encyclopedia Britannica |access-date=9 December 2017|language=en}}</ref>
*[[April 28]] – [[Luisa Tetrazzini]], Italian opera singer (b. [[1871]])
*[[April 30]] – [[Henryk Dobrzański]], Polish soldier, sportsman and resistance fighter (b. [[1897]])